If distillate is 95%, and withdrawal is 4 and ‚âà√≠¬¨¬±=2.5. Estimate total number of tray?$

If distillate is 95%, and withdrawal is 4 and ‚âà√≠¬¨¬±=2.

1.	If distillate is 95%, and withdrawal is 4 and ‚âà√≠¬¨¬±=2.5. Estimate total number of tray?$
A.	7.7
B.	10
C.	6.7
D.	5.7
Answer» D. 5.7